DSS image of Betelgeuse
Overlaid DSS image of Betelgeuse, 60' x 60' with north at top and west to the right

Aladin viewer for the region around Betelgeuse
Betelgeuze, Kaulua-koko, Alpha Orionis, α Ori, 58 Ori
BD+07 1055, HD 39801, HR 2061, WDS J05552+0724, SAO 113271, GSC 00129-01873, HIP 27989

Type  Star
Magnitude  0.42
Right Ascension  5h 55' 10.3"  (2000)
Declination  7° 24' 25" N
Constellation  Orion
Classification  M1-M2Ia-Iab
Observing Notes

Andrew Cooper
Dec 29, 2019    Kaʻohe, Mauna Kea, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 175x
Seeing: 6 Transparency: 7 Moon: 0%

Bright, orange, about half the usual brightness at about 1.4 in place of the usual 0.6, the dimmed appaearance distorting the appearance of this iconic constellation

Andrew Cooper
Jan 5, 2008    Pu'u Kuainiho, HI (map)
28cm f/10 SCT, NexStar 11" Gypsy @ 80x
Moon: 0%

Bright coppery color, the hue quite notable with a little defocus, no apparent companions

Steve Coe

Period Irr; 0.4-1.3m; Betelgeuse
― SAC Red Star Database
Other Data Sources for Betelgeuse
Nearby objects for Betelgeuse

Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.

A complete list of credits and sources can be found on the about page